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Happy Mother's Day, Halle Berry! The 46-year-old actress, who is expecting her second child, worked her pregnancy glow while enjoying a lunch out with her fiancé, Olivier Martinez, and her 5-year-old daughter, Nahla, on Sunday.

PHOTOS: Halle Berry's second pregnancy -- see her sexy style

Berry showed off her growing baby bump in a purple tie-dyed maxi dress with a low-cut neckline while heading to Riva Bella in West Hollywood, Calif. The "X-Men: Days of Future Past" actress held hands with soon-to-be big sister Nahla, who looked adorable in a colorful sundress, while Martinez walked ahead.

PHOTOS: Stars over 40 -- and pregnant!

On Saturday, Berry attended the 20th annual EIF Revlon Run/Walk for Women event at the Los Angeles Memorial Coliseum. Berry briefly chatted with reporters on the red carpet about her second pregnancy. "I'm thinking that this is a miracle," she said via Entertainment Tonight. "I feel really happy. It's one of the best things that happened in my life, for sure."

PHOTOS: Halle's incredible body through the years

Berry announced she was expecting her first child with Martinez on April 5. "This has been the biggest surprise of my life, to tell you the truth," she confessed to CNN. "Thought I was kind of past the point where this could be a reality for me. So it's been a big surprise and the most wonderful."


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